TAT-3

TAT-3 was the third transatlantic telephone cable, in operation from 1963 to 1986. It had 414 kHz of bandwidth, allowing it to carry 138 telephone circuits (simultaneous calls). It was 3,518 nautical miles (6,515 km; 4,048 mi) long, connecting Widemouth Bay in Cornwall, England to Tuckerton, New Jersey in the United States. It was owned by AT&T and GPO (now BT).^[1] It cost £12m ^[2] in 1960 equivalent to £349,030,172 in 2023.

References

^ "History of the Atlantic Cable & Submarine Telegraphy - Cable Timeline".
^ Burns, Bill. "TAT-3". The Atlantic Cable. Retrieved 28 January 2022.

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[1] "History of the Atlantic Cable & Submarine Telegraphy - Cable Timeline".

[2] Burns, Bill. "TAT-3". The Atlantic Cable. Retrieved 28 January 2022.

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v t e Transatlantic communications cables
TAT series	TAT 1 2 3 4 5 6 7 8 9 10 11 12/13 14 CANTAT 1 2 3 PTAT 1
Private non-TAT	AC-1 AC-2 AEC-1 Apollo Columbus III FLAG Atlantic Gemini Google Dunant Grace Hopper Greenland Connect Hibernia Atlantic Hibernia Express MAREA TGN Atlantic
Other	SAT-2 SAT-3/WASC/SAFE Atlantis-2 EllaLink SAex SACS SAIL